diff --git a/doc/lammps.1 b/doc/lammps.1
index 492a600e9d..2d323c8cef 100644
--- a/doc/lammps.1
+++ b/doc/lammps.1
@@ -11,13 +11,18 @@ or
 
 mpirun \-np 2
 .B lmp
-<input file> [OPTIONS] ...
+\-in <input file> [OPTIONS] ...
 
 or
 
 .B lmp
 \-r2data file.restart file.data
 
+or
+
+.B lmp
+\-h
+
 .SH DESCRIPTION
 .B LAMMPS
 is a classical molecular dynamics code, and an acronym for \fBL\fRarge-scale
@@ -249,7 +254,7 @@ the chapter on errors in the
 manual gives some additional information about error messages, if possible.
 
 .SH COPYRIGHT
-© 2003--2019 Sandia Corporation
+© 2003--2020 Sandia Corporation
 
 This package is free software; you can redistribute it and/or modify
 it under the terms of the GNU General Public License version 2 as